louis oluis luois ulois oulis uolis loius olius lious ilous oilus iolus luios ulios liuos iluos uilos iulos ouils uoils oiuls iouls uiols iuols lousi olusi luosi ulosi oulsi uolsi losui olsui lsoui sloui oslui solui lusoi ulsoi lsuoi sluoi usloi suloi ousli uosli osuli souli usoli suoli loisu olisu liosu ilosu oilsu iolsu losiu olsiu lsoiu sloiu osliu soliu lisou ilsou lsiou sliou islou silou oislu ioslu osilu soilu isolu siolu luiso uliso liuso iluso uilso iulso lusio ulsio lsuio sluio uslio sulio lisuo ilsuo lsiuo sliuo isluo siluo uislo iuslo usilo suilo isulo siulo ouisl uoisl oiusl iousl uiosl iuosl ousil uosil osuil souil usoil suoil oisul iosul osiul soiul isoul sioul uisol iusol usiol suiol isuol siuol
Note: these 'words' (valid or invalid) are all the permutations of the word louis. These words are obtained by scrambling the letters in louis.